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[1/7] ASoC: dt-bindings: update cs42l51 bindings

Message ID 1554297817-14154-2-git-send-email-olivier.moysan@st.com (mailing list archive)
State Accepted
Commit 26bde6ad6d59b2e1347995de6198205ef6138b52
Headers show
Series ASoC: cs42l51: add some features | expand

Commit Message

Olivier MOYSAN April 3, 2019, 1:23 p.m. UTC 
Add compatible, reg, regulator, and reset
to Cirrus CS42L51 audio codec bindings.

Signed-off-by: Olivier Moysan <olivier.moysan@st.com>
---
 Documentation/devicetree/bindings/sound/cs42l51.txt | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)
diff mbox series

Patch

diff --git a/Documentation/devicetree/bindings/sound/cs42l51.txt b/Documentation/devicetree/bindings/sound/cs42l51.txt
index 4b5de33ce377..acbd68ddd2cb 100644
--- a/Documentation/devicetree/bindings/sound/cs42l51.txt
+++ b/Documentation/devicetree/bindings/sound/cs42l51.txt
@@ -1,6 +1,17 @@ 
 CS42L51 audio CODEC
 
+Required properties:
+
+  - compatible : "cirrus,cs42l51"
+
+  - reg : the I2C address of the device for I2C.
+
 Optional properties:
+  - VL-supply, VD-supply, VA-supply, VAHP-supply: power supplies for the device,
+    as covered in Documentation/devicetree/bindings/regulator/regulator.txt.
+
+  - reset-gpios : GPIO specification for the reset pin. If specified, it will be
+    deasserted before starting the communication with the codec.
 
   - clocks : a list of phandles + clock-specifiers, one for each entry in
     clock-names
@@ -14,4 +25,9 @@  cs42l51: cs42l51@4a {
 	reg = <0x4a>;
 	clocks = <&mclk_prov>;
 	clock-names = "MCLK";
+	VL-supply = <&reg_audio>;
+	VD-supply = <&reg_audio>;
+	VA-supply = <&reg_audio>;
+	VAHP-supply = <&reg_audio>;
+	reset-gpios = <&gpiog 9 GPIO_ACTIVE_LOW>;
 };